Diesel Data: Automotive Repair

Air Vent Mode Control Servo





1. Connect the positive (+) lead from the battery to terminal 5 and the negative (-) lead to terminal 6.
2. Connect the negative (-) lead from the battery to each terminal and check that the arm rotates to each position as shown below.

Connected terminal Position
1 VENT
2 B/L
3 FOOT 2
4 FOOT/DEF
7 DEF
8 FOOT 1

If operation is not as specified, replace the servomotor.